1625314553612 has 12 divisors (see below), whose sum is σ = 2844371240256. Its totient is φ = 812637056400.

The previous prime is 1625314553609. The next prime is 1625314553623. The reversal of 1625314553612 is 2163554135261.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4873523 + ... + 5196330.

It is an arithmetic number, because the mean of its divisors is an integer number (237030936688).

Almost surely, 2^{1625314553612} is an apocalyptic number.

It is an amenable number.

1625314553612 is a deficient number, since it is larger than the sum of its proper divisors (1219056686644).

1625314553612 is a wasteful number, since it uses less digits than its factorization.

1625314553612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10110208 (or 10110206 counting only the distinct ones).

The product of its digits is 648000, while the sum is 44.

Adding to 1625314553612 its reverse (2163554135261), we get a palindrome (3788868688873).

The spelling of 1625314553612 in words is "one trillion, six hundred twenty-five billion, three hundred fourteen million, five hundred fifty-three thousand, six hundred twelve".